System Test - Kingspan KHP0041 Installation And Maintenance Manual

System test

Inverter board alarm codes KHP0040 12kW unit
11Troubles of the inverter can be diagnosed by LED
indications on the cycle control P.C. board of the
outdoorunit. Utilize them for various checks.
LED indication and code checking
LED indication Cycle control P.C. board
LED indication
D800
|
D800 O: Red
D801 O: Yellow z
D802 O: Yellow
|
D803 O: Yellow
z
z
: Off
z
|: On
|
|
z
z
|
z

z
z
z

Legend:
A Position 4 LED Inverter
Diagnostics Board (KHP0040 only)
B Position LED GMC Diagnostics Board
C Installation terminal strip
22
D801 D802 D803
z z z
z | z
| z z
| z |
| z z
| | z
z z |
| z |
| | z
| z |
z | |
z z z
 z z
 z z
z  z
z  z
12
Before a check, confirm each bit of the DIP switch is set to
Heat exchanger sensor (TE) error
Suction sensor (TS) error
Hot gas discharge sensor (TD) error
High-pressure protection error
Outdoor air temperature sensor error (TO)
Outdoor motorised fan error DC
Communication error between IPDU (Abnormal stop)
High-pressure release operation
Discharge temp. error: hot gas is too high
EEPROM error
Communication error between IPDU (No abnormal stop)
G-Tr short-circuit protection
Detect circuit error
Current sensor error
Comp. lock error
Comp. break down
(Fig. 12)
Cause
A
C
B